(19)
(11) EP 4 267 917 A1

(12)

(43) Date of publication:
01.11.2023 Bulletin 2023/44

(21) Application number: 21840999.3

(22) Date of filing: 15.12.2021
(51) International Patent Classification (IPC): 
G01D 5/353(2006.01)
(52) Cooperative Patent Classification (CPC):
G01D 5/35316
(86) International application number:
PCT/IB2021/061767
(87) International publication number:
WO 2022/137027 (30.06.2022 Gazette 2022/26)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME
Designated Validation States:
KH MA MD TN

(30) Priority: 23.12.2020 IT 202000032027

(71) Applicant: Brembo S.p.A.
24035 Curno (Bergamo) (IT)

(72) Inventors:
  • FARALLI, Stefano
    24035 Curno, Bergamo (IT)
  • MUANENDA, Yonas Seifu
    24035 Curno, Bergamo (IT)
  • DI PASQUALE, Fabrizio
    24035 Curno, Bergamo (IT)
  • TOZZETTI, Lorenzo
    24035 Curno, Bergamo (IT)
  • CAMOZZI, Francesco
    24035 Curno, Bergamo (IT)

(74) Representative: Brunazzi, Stefano et al
Jacobacci & Partners S.p.A. Via Senato, 8
20121 Milano
20121 Milano (IT)

   


(54) METHOD AND SYSTEM FOR INTERROGATING A BIREFRINGENT FIBER BRAGG GRATING SENSOR, EMPLOYING HETERODYNE OPTICAL DETECTION